+ | Ajuga chamaepitys | GB, VC17 Surrey, Addington | William Hadden Beeby | Charles Bailey Frederick Thompson Mott Thomas Thorp | 29/5/1871 | MANCH |
| Alisma lanceolatum | GB, VC55 Leicestershire, Groby Pool | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 4/7/1883 | MANCH |
| Alisma lanceolatum | GB, VC55 Leicestershire, Aylestone | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott Thomas Thorp | 19/9/1883 | MANCH |
| Alisma plantago-aquatica | GB, VC55 Leicestershire, Turnwater Meadow | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 8/1881 | MANCH |
| Alisma plantago-aquatica | GB, VC55 Leicestershire, River Soar | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 7/1843 | MANCH |
| Alisma plantago-aquatica | GB, VC55 Leicestershire, Groby Pool | | Charles Bailey Frederick Thompson Mott Thomas Thorp | | MANCH |
| Alisma plantago-aquatica | GB, VC55 Leicestershire, Moira | | Charles Bailey Frederick Thompson Mott | 26/8/1900 | MANCH |
| Alisma plantago-aquatica | GB, VC55 Leicestershire, Hungerton | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott Thomas Thorp | 16/9/1898 | MANCH |
+ | Allium sphaerocephalon | GB, VC113 Channel Islands, Jersey,Le Marais | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 8/1895 | MANCH |
| Anemone apennina | GB, VC55 Leicestershire, Belvoir Castle Cultivated | P T Ingram | Charles Bailey Frederick Thompson Mott Thomas Thorp | 1/1888 | MANCH |
| Anemone apennina | GB, VC55 Leicestershire, Birstall | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott Thomas Thorp | 4/1892 | MANCH |
| Anemone apennina | GB, VC55 Leicestershire, Belvoir Castle Cultivated | P T Ingram | Charles Bailey Frederick Thompson Mott Thomas Thorp | 1/1888 | MANCH |
| Anemone nemorosa | GB, VC55 Leicestershire, Leicester | | Charles Bailey Frederick Thompson Mott | 1839 | MANCH |
| Anemone nemorosa | GB, VC55 Leicestershire, Thurcaston Cultivated | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott | 12/5/1892 | MANCH |
| Anemone nemorosa | GB, VC55 Leicestershire, Ansty | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott | 4/1887 | MANCH |
| Anemone nemorosa | GB, VC55 Leicestershire, Holly Hayes Wood, Whitwick | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott Thomas Thorp | 6/4/1876 | MANCH |
| Anemone nemorosa | GB, VC55 Leicestershire, Woodhouse | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott Thomas Thorp | 5/5/1876 | MANCH |
| Anemone nemorosa | GB, VC55 Leicestershire, Groby | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott Thomas Thorp | 26/4/1874 | MANCH |
| Antennaria dioica | GB, VC86 Stirlingshire, Glen Arklet | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 7/1849 | MANCH |
| Antennaria dioica | GB, VC90 Angus, Clova | Alexander Baines | Charles Bailey Frederick Thompson Mott Thomas Thorp | 7/1873 | MANCH |
+ | Anthemis arvensis | GB, VC55 Leicestershire, Leicester | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott Thomas Thorp | 11/10/1875 | MANCH |
+ | Anthemis arvensis | GB, VC55 Leicestershire, Leicester | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott Thomas Thorp | 10/6/1885 | MANCH |
+ | Anthemis arvensis | GB, VC55 Leicestershire | | Charles Bailey Frederick Thompson Mott | 21/8/1881 | MANCH |
+ | Anthemis cotula | GB, VC55 Leicestershire, Kilworth | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 15/9/1875 | MANCH |
+ | Anthemis cotula | GB, VC55 Leicestershire, Burbage | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 7/1886 | MANCH |
+ | Anthemis cotula | GB, VC55 Leicestershire, Burbage | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 7/1892 | MANCH |
+ | Anthemis cotula | GB, VC13 West Sussex | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 8/1872 | MANCH |
+ | Anthemis cotula | GB, VC55 Leicestershire, Tugby | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 2/8/1878 | MANCH |
+ | Astragalus danicus | GB, VC55 Leicestershire, Saltby | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott | 6/1887 | MANCH |
+ | Astragalus danicus | GB, VC82 East Lothian, Gosford | Richard McKay | Charles Bailey Frederick Thompson Mott | 20/7/1870 | MANCH |
+ | Baldellia ranunculoides | GB, VC41 Glamorganshire, Swansea | R Brewin | Charles Bailey Frederick Thompson Mott Thomas Thorp | 7/1843 | MANCH |
+ | Blysmus compressus | GB, VC57 Derbyshire, Buxton,Wye Valley | Frederick Thompson Mott | Charles Bailey Frederick Thompson Mott | 3/8/1881 | MANCH |
+ | Bromus interruptus | GB, VC23 Oxfordshire, Brightwell-Salome | George Claridge Druce | Charles Bailey Frederick Thompson Mott | 6/1901 | MANCH |
+ | Bromus secalinus | GB, VC113 Channel Islands, Jersey | | Charles Bailey Frederick Thompson Mott | 8/1872 | MANCH |
+ | Bupleurum rotundifolium | GB, VC55 Leicestershire, Bristol Hill | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 7/1902 | MANCH |
+ | Bupleurum rotundifolium | GB, VC55 Leicestershire, Bristol Hill | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 6/1905 | MANCH |
| Butomus umbellatus | | | Charles Bailey Frederick Thompson Mott Thomas Thorp | | MANCH |
| Butomus umbellatus | GB, VC55 Leicestershire, Leicester | | Charles Bailey Frederick Thompson Mott Thomas Thorp | 1886 | MANCH |
| Butomus umbellatus | GB, VC55 Leicestershire, Swans Mill | | Charles Bailey Frederick Thompson Mott Thomas Thorp | | MANCH |
| Butomus umbellatus | GB, VC38,VC39, Tamworth | | Charles Bailey Frederick Thompson Mott Thomas Thorp | | MANCH |